package com.hzb.springcloud.alibaba.service;

/**
 * description: StorageService <br>
 * date: 2020/8/19 17:23 <br>
 * author: huangZB <br>
 * version: 1.0 <br>
 */
public interface StorageService {

    // 扣减库存
    void decrease(Long productId, Integer count);

}
